The Linux-Ecology-HOWTO discusses ways to make
computers less harmful to our environment and to
solve some ecological issues. It explains how to
use Linux to save power and consumables like paper
and ink. Since it does not require big hardware,
Linux may be used with old computers to make their
life cycle longer. Games may be used in
environmental education and software is available
to simulate ecological processes.

KPowersave provides battery monitoring, CPU frequency control and suspend/standby triggers, and more power management features for KDE. It uses HAL (formerly the powersave daemon) and supports APM and ACPI for several architectures.

WaveMaker is a RAD development tool for Web and cloud apps, with more than double the monthly downloads of any other RAD tool. Its visual, drag, and drop tools flatten the Java learning curve by 92%, enabling any developer to build enterprise Web applications that deploy to a standard Java platform. The WYSIWYG studio creates standard Java applications with 98% less code, boosting developer productivity and quality without compromising flexibility. Applications are cloud-ready and include built-in support for multi-tenancy and elastic scaling.

TkGate is an event-driven digital circuit simulator with a TCL/Tk-based graphical editor. It supports a wide range of primitive circuit elements and user-defined modules for hierarchical design. The distribution comes with a number of tutorial and example circuits which can be loaded through the "Help" menu, and the example circuits include a simple CPU, programmed to run the Animals game. TkGate has multi-lingual support for English, Japanese, French, German, Spanish, Welsh, and Catalan.

GAG is a Graphical Boot Manager with a lot of features. It doesn't need a partition, it works with primary and extended partitions in every hard disk, it has a lot of icons, it allows you to put passwords for each operating system, it can swap hard disks and it can be tested from diskette. The SafeBoot feature allows you to boot your hard disk even if GAG is overwritten. It includes extensive support for many languages and keyboard types.

Estraier is a full-text search system for personal
use. Its principal purpose is to realize a
full-text search system for a Web site. It
functions similarly to Google, but for a personal
Web site or sites in an intranet. It has fast
searching, conspicuous results, relational
document search, the ability to handle Japanese
text, and support for handling a large number of
documents. Installation is easy.

Sciret is an advanced knowledge base system designed to be very user-friendly. It allows you to share articles via social sites like reddit, Digg, etc. Users have the ability to only show categories they want. You can be notified by RSS feads about changes in or additions to Sciret. Each user can bookmark his own preferred articles, bookmarks, or search results. When enabled, users can rate and comment articles. For SPAM protection, you can choose between akismet, typepad, or antispam as plugins. Attachments can be scanned for viruses or other threats with ClamAV. The knowledge base is localized in many languages and can be easily translated into others. Other functionality includes private or public To-Do, simple and advanced search, print view for articles, the ability to send articles by email to a friend as an attachment, and the ability to store articles as drafts.

DoceboLMS is an e-learning platform used in corporate, government, and educational markets. It supports 25 languages and can be used with different didactic models (blended, self-directed, collaborative, and even social learning).

The OpenCA Project is a collaborative effort to develop a robust, full-featured and Open Source out-of-the-box Certification Authority implementing the most used protocols with full-strength cryptography world-wide. OpenCA is based on many Open-Source Projects. Among the supported software is OpenLDAP, OpenSSL, Apache Project, Apache mod_ssl.